<template>
	<div class="login_container">
		<div class="login_box">
			<div class="avatar_box">
				<img src="../assets/logo.png" alt="" />
			</div>
			<!-- 登录表单区域 -->
			<el-form ref="loginFormRef" :model="loginForm" :rules="loginFormRules" label-width="0px" class="login_form">
				<!-- 用户名 -->
				<el-form-item label="" prop="username">
					<el-input v-model="loginForm.username" prefix-icon="iconfont icon-user"></el-input>
				</el-form-item>
				<!-- 密码 -->
				<el-form-item label="" prop="password">
					<el-input type="password" v-model="loginForm.password" prefix-icon="iconfont icon-3702mima"></el-input>
				</el-form-item>
				<!-- 按钮区域 -->
				<el-form-item label="" class="btns">
					<el-button type="primary" @click="login">登录</el-button>
					<el-button type="info" @click="resetloginForm">重置</el-button>
				</el-form-item>
			</el-form>
		</div>
	</div>
</template>
<script>
	export default {
		data() {
			//这是登录表单的数据绑定对象
			return {
				loginForm: {
					username: 'admin',
					password: '123456',
				},
				// 这是表单的验证规则对象
				loginFormRules: {
					// 验证用户名是否合法
					username: [{
							required: true,
							message: '请输入登录名称',
							trigger: 'blur'
						},
						{
							min: 3,
							max: 10,
							message: '长度在 3 到 10 个字符',
							trigger: 'blur',
						},
					],
					// 验证密码是否合法
					password: [{
							required: true,
							message: '请输入登录密码',
							trigger: 'blur'
						},
						{
							min: 6,
							max: 15,
							message: '长度在 6 到 15 个字符',
							trigger: 'blur',
						},
					],
				},
			}
		},
		methods: {
			// 点击重置按钮，重置登录标表单
			resetloginForm() {
				// console.log(this)
				this.$refs.loginFormRef.resetFields()
			},
			login() {
				this.$refs.loginFormRef.validate(async (valid) => {
					if (!valid) return
					const {
						data: res
					} = await this.$http.post('login', this.loginForm)
					if (res.meta.status !== 200) return this.$message.error('登录失败!')
					this.$message.success('登录成功')
					console.log(res)
					window.sessionStorage.setItem('token', res.data.token)
					this.$router.push('/home')
				})
			},
		},
	}
</script>
<style lang="less" scoped>
	.login_container {
		background-color: #2b4b6b;
		height: 100%;
	}

	.login_box {
		width: 450px;
		height: 300px;
		background-color: #fff;
		border-radius: 3px;
		position: absolute;
		left: 50%;
		top: 50%;
		transform: translate(-50%, -50%);

		.avatar_box {
			height: 130px;
			width: 130px;
			border: 1px solid #eee;
			border-radius: 50%;
			padding: 10px;
			box-shadow: 0 0 10px #ddd;
			position: absolute;
			left: 50%;
			transform: translate(-50%, -50%);
			background-color: #fff;

			img {
				width: 100%;
				height: 100%;
				border-radius: 50%;
				background-color: #eee;
			}
		}
	}

	.login_form {
		position: absolute;
		bottom: 0;
		width: 100%;
		padding: 0 20px;
		box-sizing: border-box;
	}

	.btns {
		display: flex;
		justify-content: flex-end;
	}
</style>
